diff --git a/service/docker-compose.yml b/service/docker-compose.yml
index e3b1418..3e41896 100644
--- a/service/docker-compose.yml
+++ b/service/docker-compose.yml
@@ -22,6 +22,7 @@ services:
 
   db:
     image: mariadb:latest
+    command: --event-scheduler=ON
     volumes:
       - ./init.sql:/docker-entrypoint-initdb.d/init.sql
       - ./data/:/var/lib/mysql:Z
diff --git a/service/init.sql b/service/init.sql
index 5341c11..ee5257b 100644
--- a/service/init.sql
+++ b/service/init.sql
@@ -17,6 +17,7 @@ CREATE TABLE user(
   created DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
 GRANT UPDATE(plan) on user TO "web";
+CREATE EVENT cleanup_user ON SCHEDULE EVERY 5 SECOND DO DELETE FROM user WHERE TIMESTAMPDIFF(SECOND, created, CURRENT_TIME) > 600;
 
 use premium_forum;
 CREATE TABLE post(
@@ -25,4 +26,4 @@ CREATE TABLE post(
   created DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
 CREATE INDEX post_thread_IDX ON post(thread);
-
+CREATE EVENT cleanup_post ON SCHEDULE EVERY 5 SECOND DO DELETE FROM post WHERE TIMESTAMPDIFF(SECOND, created, CURRENT_TIME) > 600;